! Started logfile: J0038-2459_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:37:33 2011 obs J0038-2459_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0038-2459_X_2010_06_23_pus_uva.fits ! AN table 1: 149 integrations on 105 of 105 possible baselines. ! AN table 2: 67 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.113536 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0038-2459 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 10300 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0038-2459_X_2010_06_23_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1869 telescope corrections were flagged in sub-array 1. ! A total of 610 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1869 telescope corrections were flagged in sub-array 1. ! A total of 610 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1869 telescope corrections were flagged in sub-array 1. ! A total of 610 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1869 telescope corrections were flagged in sub-array 1. ! A total of 610 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.511084Jy sigma=0.004641 ! Fit after self-cal, rms=0.467045Jy sigma=0.004258 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0101% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.6819 mas, bmaj=1.772 mas, bpa=-6.829 degrees ! Estimated noise=1097.92 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.446639 Jy ! Component: 100 - total flux cleaned = 0.544036 Jy ! Total flux subtracted in 100 components = 0.544036 Jy ! Clean residual min=-0.015167 max=0.034167 Jy/beam ! Clean residual mean=0.000604 rms=0.005134 Jy/beam ! Combined flux in latest and established models = 0.544036 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.544036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192203Jy sigma=0.001630 ! Fit after self-cal, rms=0.192203Jy sigma=0.001630 ! Inverting map ! Your choice of large map pixels excluded 0.0101% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Added new window around map position (0.4, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0332296 Jy ! Component: 100 - total flux cleaned = 0.0536604 Jy ! Total flux subtracted in 100 components = 0.0536604 Jy ! Clean residual min=-0.015080 max=0.024097 Jy/beam ! Clean residual mean=0.000343 rms=0.004065 Jy/beam ! Combined flux in latest and established models = 0.597696 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 21 components and 0.597696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184075Jy sigma=0.001493 ! Fit after self-cal, rms=0.183876Jy sigma=0.001489 ! Inverting map ! Your choice of large map pixels excluded 0.0101% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0101% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8608 mas, bmaj=2.306 mas, bpa=-9.589 degrees ! Estimated noise=731.821 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282979 Jy ! Component: 100 - total flux cleaned = 0.0450048 Jy ! Component: 150 - total flux cleaned = 0.055254 Jy ! Component: 200 - total flux cleaned = 0.0600819 Jy ! Total flux subtracted in 200 components = 0.0600819 Jy ! Clean residual min=-0.012204 max=0.011740 Jy/beam ! Clean residual mean=-0.000887 rms=0.003364 Jy/beam ! Combined flux in latest and established models = 0.657778 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 0.657778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181013Jy sigma=0.001413 ! Fit after self-cal, rms=0.180972Jy sigma=0.001413 ! Inverting map ! Your choice of large map pixels excluded 0.0101% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.13 KK 1.04 ! KP 0.97 LA 0.97 MA 1.00* MK 0.98 ! NL 0.95 NY 1.00* OV 0.95 PT 1.00 ! SC 0.99 TS 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 HN 1.23 KK 1.17 ! KP 0.93 LA 0.97 MA 1.00* MK 0.97 ! NL 1.00 NY 1.00* OV 0.99 PT 1.02 ! SC 1.01 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.13 KK 1.08 ! KP 0.98 LA 0.98 MA 1.00* MK 0.98 ! NL 0.97 NY 1.00* OV 0.98 PT 0.98 ! SC 1.05 TS 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 1.14 KK 1.10 ! KP 0.95 LA 0.98 MA 1.00* MK 1.01 ! NL 1.03 NY 1.00* OV 1.02 PT 1.01 ! SC 1.05 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.14 KK 0.99 ! KP 0.97 LA 1.01 MA 1.00* MK 1.01 ! NL 0.91 NY 1.00* OV 0.97 PT 0.98 ! SC 0.99 TS 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 HN 1.19 KK 1.06 ! KP 0.94 LA 0.98 MA 1.00* MK 1.01 ! NL 0.99 NY 1.00* OV 1.00 PT 1.01 ! SC 1.01 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.09 KK 0.99 ! KP 0.96 LA 0.98 MA 1.00* MK 0.99 ! NL 0.95 NY 1.00* OV 0.97 PT 0.99 ! SC 1.02 TS 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HN 1.17 KK 1.19 ! KP 0.95 LA 1.00 MA 1.00* MK 0.97 ! NL 0.98 NY 1.00* OV 0.98 PT 1.02 ! SC 1.05 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.180972Jy sigma=0.001413 ! Fit after self-cal, rms=0.188889Jy sigma=0.001370 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8745 mas, bmaj=2.373 mas, bpa=-10.62 degrees ! Estimated noise=738.816 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00739112 Jy ! Component: 100 - total flux cleaned = -0.00917072 Jy ! Component: 150 - total flux cleaned = -0.0105328 Jy ! Component: 200 - total flux cleaned = -0.0115836 Jy ! Total flux subtracted in 200 components = -0.0115836 Jy ! Clean residual min=-0.011478 max=0.007386 Jy/beam ! Clean residual mean=-0.000755 rms=0.002594 Jy/beam ! Combined flux in latest and established models = 0.646195 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.646195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188340Jy sigma=0.001366 ! Fit after self-cal, rms=0.188508Jy sigma=0.001365 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188508Jy sigma=0.001365 ! Fit after self-cal, rms=0.190305Jy sigma=0.001320 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.875 mas, bmaj=2.375 mas, bpa=-10.57 degrees ! Estimated noise=740.615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00475886 Jy ! Component: 100 - total flux cleaned = -0.00563723 Jy ! Component: 150 - total flux cleaned = -0.00595428 Jy ! Component: 200 - total flux cleaned = -0.00631745 Jy ! Total flux subtracted in 200 components = -0.00631745 Jy ! Clean residual min=-0.007167 max=0.006116 Jy/beam ! Clean residual mean=-0.000250 rms=0.001810 Jy/beam ! Combined flux in latest and established models = 0.639877 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 0.639877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190134Jy sigma=0.001318 ! Fit after self-cal, rms=0.190280Jy sigma=0.001318 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00034364 Jy ! Component: 100 - total flux cleaned = -0.00055572 Jy ! Component: 150 - total flux cleaned = -0.000740808 Jy ! Component: 200 - total flux cleaned = -0.000851112 Jy ! Total flux subtracted in 200 components = -0.000851112 Jy ! Clean residual min=-0.006859 max=0.006481 Jy/beam ! Clean residual mean=-0.000232 rms=0.001809 Jy/beam ! Combined flux in latest and established models = 0.639026 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 51 components and 0.639026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190259Jy sigma=0.001317 ! Fit after self-cal, rms=0.190260Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190260Jy sigma=0.001317 ! Fit after self-cal, rms=0.208165Jy sigma=0.001284 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8742 mas, bmaj=2.376 mas, bpa=-10.52 degrees ! Estimated noise=740.968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00311437 Jy ! Component: 100 - total flux cleaned = -0.00322464 Jy ! Component: 150 - total flux cleaned = -0.0033189 Jy ! Component: 200 - total flux cleaned = -0.0034055 Jy ! Total flux subtracted in 200 components = -0.0034055 Jy ! Clean residual min=-0.004477 max=0.004365 Jy/beam ! Clean residual mean=-0.000024 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 0.63562 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 0.63562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208007Jy sigma=0.001282 ! Fit after self-cal, rms=0.208557Jy sigma=0.001282 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000361231 Jy ! Component: 100 - total flux cleaned = -0.000497226 Jy ! Component: 150 - total flux cleaned = -0.000617185 Jy ! Component: 200 - total flux cleaned = -0.000730315 Jy ! Total flux subtracted in 200 components = -0.000730315 Jy ! Clean residual min=-0.004315 max=0.004694 Jy/beam ! Clean residual mean=-0.000010 rms=0.001306 Jy/beam ! Combined flux in latest and established models = 0.63489 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 0.63489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208509Jy sigma=0.001281 ! Fit after self-cal, rms=0.208514Jy sigma=0.001281 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208514Jy sigma=0.001281 ! Fit after self-cal, rms=0.213302Jy sigma=0.001280 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=2.178 mas, bmaj=5.071 mas, bpa=-9.786 degrees ! Estimated noise=896.346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012891 Jy ! Component: 100 - total flux cleaned = -0.00142765 Jy ! Component: 150 - total flux cleaned = -0.00160327 Jy ! Component: 200 - total flux cleaned = -0.00170582 Jy ! Total flux subtracted in 200 components = -0.00170582 Jy ! Clean residual min=-0.005178 max=0.005886 Jy/beam ! Clean residual mean=-0.000092 rms=0.001611 Jy/beam ! Combined flux in latest and established models = 0.633184 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 65 components and 0.633184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213255Jy sigma=0.001280 ! Fit after self-cal, rms=0.213345Jy sigma=0.001280 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.35427e-05 Jy ! Component: 100 - total flux cleaned = -9.71875e-05 Jy ! Component: 150 - total flux cleaned = -9.72077e-05 Jy ! Component: 200 - total flux cleaned = -5.69882e-05 Jy ! Total flux subtracted in 200 components = -5.69882e-05 Jy ! Clean residual min=-0.005045 max=0.005795 Jy/beam ! Clean residual mean=-0.000090 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 0.633127 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 65 components and 0.633127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213336Jy sigma=0.001280 ! Fit after self-cal, rms=0.213336Jy sigma=0.001280 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8738 mas, bmaj=2.375 mas, bpa=-10.5 degrees ! Estimated noise=740.656 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8738 x 2.375 at -10.5 degrees (North through East) ! Clean map min=-0.0039462 max=0.5706 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213336Jy sigma=0.001280 ! Fit after self-cal, rms=0.273085Jy sigma=0.001174 ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8733 mas, bmaj=2.374 mas, bpa=-10.43 degrees ! Estimated noise=739.983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015732 Jy ! Component: 100 - total flux cleaned = -0.00190626 Jy ! Component: 150 - total flux cleaned = -0.00213041 Jy ! Component: 200 - total flux cleaned = -0.0023323 Jy ! Total flux subtracted in 200 components = -0.0023323 Jy ! Clean residual min=-0.004230 max=0.004432 Jy/beam ! Clean residual mean=0.000040 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 0.630795 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 68 components and 0.630795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273031Jy sigma=0.001173 ! Fit after self-cal, rms=0.273049Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000288714 Jy ! Component: 100 - total flux cleaned = -0.000287231 Jy ! Component: 150 - total flux cleaned = -0.000288113 Jy ! Component: 200 - total flux cleaned = -0.000287651 Jy ! Total flux subtracted in 200 components = -0.000287651 Jy ! Clean residual min=-0.004197 max=0.004462 Jy/beam ! Clean residual mean=0.000047 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.630507 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 72 components and 0.630507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273030Jy sigma=0.001173 ! Fit after self-cal, rms=0.273047Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273047Jy sigma=0.001173 ! Fit after self-cal, rms=0.278273Jy sigma=0.001173 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.6977 mas, bmaj=1.876 mas, bpa=-9.327 degrees ! Estimated noise=1138.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.453261 Jy ! Component: 100 - total flux cleaned = 0.552102 Jy ! Component: 150 - total flux cleaned = 0.577216 Jy ! Component: 200 - total flux cleaned = 0.590423 Jy ! Total flux subtracted in 200 components = 0.590423 Jy ! Clean residual min=-0.006738 max=0.008645 Jy/beam ! Clean residual mean=0.000189 rms=0.001958 Jy/beam ! Combined flux in latest and established models = 0.590422 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.590422 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8728 mas, bmaj=2.373 mas, bpa=-10.41 degrees ! Estimated noise=739.595 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160177 Jy ! Component: 100 - total flux cleaned = 0.0245607 Jy ! Component: 150 - total flux cleaned = 0.0296664 Jy ! Component: 200 - total flux cleaned = 0.0327864 Jy ! Total flux subtracted in 200 components = 0.0327864 Jy ! Clean residual min=-0.004044 max=0.005427 Jy/beam ! Clean residual mean=0.000168 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.623209 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 51 components and 0.623209 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=2.181 mas, bmaj=5.08 mas, bpa=-9.631 degrees ! Estimated noise=895.471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00424204 Jy ! Component: 100 - total flux cleaned = 0.00476839 Jy ! Component: 150 - total flux cleaned = 0.00493083 Jy ! Component: 200 - total flux cleaned = 0.00506605 Jy ! Total flux subtracted in 200 components = 0.00506605 Jy ! Clean residual min=-0.005012 max=0.006423 Jy/beam ! Clean residual mean=0.000093 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 0.628275 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000120487 Jy ! Component: 100 - total flux cleaned = 0.000194803 Jy ! Component: 150 - total flux cleaned = 0.000231186 Jy ! Component: 200 - total flux cleaned = 0.000298414 Jy ! Total flux subtracted in 200 components = 0.000298414 Jy ! Clean residual min=-0.005017 max=0.006234 Jy/beam ! Clean residual mean=0.000080 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 0.628573 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 56 components and 0.628573 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8728 mas, bmaj=2.373 mas, bpa=-10.41 degrees ! Estimated noise=739.595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000755805 Jy ! Component: 100 - total flux cleaned = -0.000900404 Jy ! Component: 150 - total flux cleaned = -0.00101982 Jy ! Component: 200 - total flux cleaned = -0.00118306 Jy ! Total flux subtracted in 200 components = -0.00118306 Jy ! Clean residual min=-0.003976 max=0.004404 Jy/beam ! Clean residual mean=0.000067 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.62739 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 63 components and 0.62739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278301Jy sigma=0.001173 ! Fit after self-cal, rms=0.278505Jy sigma=0.001173 wmodel J0038-2459_X_2010_06_23_pus_map.mod ! Writing 63 model components to file: J0038-2459_X_2010_06_23_pus_map.mod wobs J0038-2459_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0038-2459_X_2010_06_23_pus_uvs.fits wwins J0038-2459_X_2010_06_23_pus_map.win ! wwins: Wrote 2 windows to J0038-2459_X_2010_06_23_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458253 Jy ! Component: 100 - total flux cleaned = -9.02854e-05 Jy ! Component: 150 - total flux cleaned = -0.00071854 Jy ! Component: 200 - total flux cleaned = -0.000896291 Jy ! Component: 250 - total flux cleaned = -0.00106439 Jy ! Component: 300 - total flux cleaned = -0.00122447 Jy ! Component: 350 - total flux cleaned = -0.00143238 Jy ! Component: 400 - total flux cleaned = -0.00163306 Jy ! Component: 450 - total flux cleaned = -0.00172985 Jy ! Component: 500 - total flux cleaned = -0.00173 Jy ! Component: 550 - total flux cleaned = -0.00173005 Jy ! Component: 600 - total flux cleaned = -0.00168529 Jy ! Component: 650 - total flux cleaned = -0.00155346 Jy ! Component: 700 - total flux cleaned = -0.00142436 Jy ! Component: 750 - total flux cleaned = -0.00121471 Jy ! Component: 800 - total flux cleaned = -0.00113324 Jy ! Component: 850 - total flux cleaned = -0.0010115 Jy ! Component: 900 - total flux cleaned = -0.000892167 Jy ! Component: 950 - total flux cleaned = -0.000814136 Jy ! Component: 1000 - total flux cleaned = -0.000698392 Jy ! Total flux subtracted in 1024 components = -0.000622423 Jy ! Clean residual min=-0.002309 max=0.002044 Jy/beam ! Clean residual mean=-0.000004 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.626768 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 125 components and 0.626768 Jy ![Exited script file: muppet] wmap "J0038-2459_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8728 x 2.373 at -10.41 degrees (North through East) ! Clean map min=-0.0036034 max=0.57836 Jy/beam ! Writing clean map to FITS file: J0038-2459_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.578358 invert ! Inverting map ! Your choice of large map pixels excluded 0.0105% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000787158 device "J0038-2459_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0038-2459_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.408307 0.408307 0.816614 1.63323 3.26646 6.53291 13.0658 26.1317 52.2633 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.578 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8728 x 2.373 at -10.41 degrees (North through East) ! Clean map min=-0.0036034 max=0.57836 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0038-2459_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0038-2459_X_2010_06_23_pus_map.gif/vgif' mapplot cln